Practice Waw (write After Write) Hazard - Output Dependency (8.1.1.2.3) - Introduction to Parallel Processing
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WAW (Write After Write) Hazard - Output Dependency

Practice - WAW (Write After Write) Hazard - Output Dependency

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does WAW stand for in computer architecture?

💡 Hint: Think about what happens when two instructions write to the same register.

Question 2 Easy

True or False: WAW hazards only occur when two READ operations happen on the same register.

💡 Hint: Consider the nature of WAW hazards.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does WAW stand for?

Write After Write
Write Aware Write
Wave After Wave

💡 Hint: Think about what happens when multiple writes occur.

Question 2

True or False: A WAW hazard guarantees incorrect output in all situations.

True
False

💡 Hint: Consider that not all situations may cause a problem.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a simple instruction sequence with two potential WAW hazards and illustrate how register renaming resolves them.

💡 Hint: Focus on how to differentiate the end writing registers.

Challenge 2 Hard

Discuss the trade-offs between using in-order execution and register renaming in a high-performance pipelined processor.

💡 Hint: Consider efficiency vs. simplicity in your answer.

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Reference links

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